Amazon's fourth-quarter revenue rises 22%; Facebook is expected to post earnings while Research In Motion unveils its BlackBerry 10 technology.

Amazon posted earnings Tuesday of 21 cents a share on revenue of $21.27 billion in the period.

Analysts were looking for earnings of 28 cents a share on fourth-quarter revenue of $22.26 billion. In the year-earlier quarter, Amazon earned 38 cents a share on $17.43 billion in sales.

First-quarter guidance from Amazon was weaker than anticipated, with the company forecasting revenue between $15 billion and $16.6 billion. Analysts were expecting $16.85 billion in sales. Amazon expects first-quarter operating income between a loss of $285 million and a gain of $65 million.

Facebook ( FB) is expected to issue its fourth-quarter earnings after the stock market closes on Wednesday and analysts expect the world's biggest social networking company to post profit of 15 cents a share on revenue of $1.51 billion.

Boeing ( BA) is expected by Wall Street Wednesday to report fourth-quarter earnings of $1.19 a share on revenue of $22.36 billion.

Boeing's report comes amid an intensifying investigation by U.S. regulators of the lithium-ion batteries used in Boeing's grounded 787 Dreamliners.

Chesapeake Energy ( CSK) CEO Aubrey McClendon is leaving the company he founded 24 years ago amid philosophical differences with the company's new board.

The natural gas producer said Tuesday that McClendon will step down April 1 and will serve as CEO until a successor is named. He is departing even though Chesapeake said a review of his business dealings hasn't revealed improper conduct.